You can connect to the switch directly via the serial interface, using minicom .

To disable tagging on all interfaces, enter (in Configure mode):

 switchport allowed vlan add untagged all 1

heat test

There are currently 3 sensors mounted into the woven Switch (Labels on sensors):

 # Cooler of front-row-processing units, leftmost  (Lo)
 # Cooler of Fabric-processor (RM)
 # power-supply-unit (RU)

tests

test1

Not mounted (desk-mounted), no network load, Room-temperature. Fandirection:blowing inside, second values after 1 hour.

test2

same as test1 , blocked inflow for 2 minutes, then 5 minutes, 10 minutes, 15 minutes

test3

Not mounted, no network load, Room-temperature. Fan-direction:blowing outside (2,5,10,30minutes)

test4

Rack mounted, fan outside

test5

mounted in rack (3) full of nodes, fan blowing outside !, after 20 minutes

test6

mounted in rack (3) full of nodes, fan blowing inside after 20 minutes

results

test #		sensor 1		sensor 2		sensor 3
1		42.7°C		25.2°C		34.1°C
1.2		43.7°C		25.9°C		35.4°C
2.1		46.4°C		28.3°C		34.4°C
2.2		51.0°C		31.0°C		35.1°C
2.3		54.4°C		33.2°C		35.9°C
2.4		55.6°C		33.6°C		36.6°C
3.1		44.0°C		27.2°C		31.1°C
3.2		49.2°C		27.2°C		30.9°C
3.3		50.2°C		27.2°C		30.6°C
3.4		50.6°C		27.5°C		30.9°C
4.		52.8°C		32.5°C		32.6°C
5.		66.5°C LO		50.2°C RM		44.1°C RU
6.		60.6°C LO		45.3°C RM		51.2°C RU

1. The reverse mounted fan fulfills it's purpose (desk-mounted): It cools. Even though some of the temperatures are slightly higher.